iBooks Textbooks category leaks out on iOS 7 iPhone App Store

Following some adjusted wording on iBooks Textbook pages inside of iTunes that ignited speculation of iBooks Textbooks finally becoming compatible with the iPhone, a new iBooks Textbooks category has begun populating on the iOS 7 App Store for iPhone. The section is currently accessible via the Education category of the store.

As you can see in the screenshots above and below, the category is not currently populated or fully functional. However, there is promotional imagery for several categories (including Life Sciences, Humanities, and a High School Core Curriculum) that is fully optimized for the size of the iPhone’s display…